“Why are the heavens not filled with light? Why is the universe plunged into darkness?”
Darkness at Night: a Riddle of the Universe (1987), p. 1
Edward Harrison
“Why are the heavens not filled with light? Why is the universe plunged into darkness?”
Darkness at Night: a Riddle of the Universe (1987), p. 1
“Hydrogen is a light, odorless gas, which, given enough time, turns into people.”
Smithsonian Magazine, December, 1995.